3+. Dries in bright colors! Nontoxic. Questions/Comments. In the USA and Canada, call 1-800-Crayola (800-272-9652), weekdays 9 AM-4 PM ET. In Mexico, call 01800 71 78 222, weekdays 9 AM-5 PM local time. Safety Information: ACMI AP: Art & Creative Materials Institute certified. Conforms to ASTM D 4236. All Crayola art materials are nontoxic. crayola.com. Made in China.